#1642 ⟨a, b | aab=ba, bba=a⟩
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- Properties
- Rewriting system
- Isomorphic instances
- Presentation has sum-of-sides 9
- Infinite non-commutative monoid
- Reduction order:
- Left-to-right recursive path with deg(a) = 0; deg(b) = 1
- Certificate: derivations of all rewriting rules from the defining relations.
# ab:aab=ba,bba=a a/b
aaaa=a
ab=baa
bba=a
The mapping is from the listed presentation's alphabet to the current rewriting system's alphabet.
17 total
| Σ | # | Presentation | Mapping |
| 9 | 2065 | ⟨a, b | aab=b, abba=b⟩ | φ(a) = b, φ(b) = a |
| 10 | 5176 | ⟨a, b | aab=ba, baab=a⟩ | φ(a) = a, φ(b) = b |
| 11 | 12251 | ⟨a, b | aaab=ab, abba=b⟩ | φ(a) = b, φ(b) = a |
| 11 | 12385 | ⟨a, b | aaba=ba, abba=b⟩ | φ(a) = b, φ(b) = a |
| 11 | 12440 | ⟨a, b | aabb=aa, baab=a⟩ | φ(a) = a, φ(b) = b |
| 11 | 12558 | ⟨a, b | abba=aa, baab=a⟩ | φ(a) = a, φ(b) = b |
| 11 | 14854 | ⟨a, b | abba=b, ababb=b⟩ | φ(a) = b, φ(b) = a |
| 11 | 14866 | ⟨a, b | abba=b, babab=b⟩ | φ(a) = b, φ(b) = a |
| 11 | 15683 | ⟨a, b | aab=ba, aabab=a⟩ | φ(a) = a, φ(b) = b |
| 11 | 15693 | ⟨a, b | aab=ba, ababa=a⟩ | φ(a) = a, φ(b) = b |
| 11 | 15713 | ⟨a, b | aab=ba, babaa=a⟩ | φ(a) = a, φ(b) = b |
| 11 | 18973 | ⟨a, b | aab=b, aaabba=b⟩ | φ(a) = b, φ(b) = a |
| 11 | 18997 | ⟨a, b | aab=b, abaaba=b⟩ | φ(a) = b, φ(b) = a |
| 11 | 19529 | ⟨a, b | aab=b, aabba=ab⟩ | φ(a) = b, φ(b) = a |
| 11 | 19577 | ⟨a, b | aab=b, baaba=ab⟩ | φ(a) = b, φ(b) = a |
| 11 | 20062 | ⟨a, b | aab=b, aaab=bba⟩ | φ(a) = b, φ(b) = a |
| 11 | 20097 | ⟨a, b | aab=b, abba=aab⟩ | φ(a) = b, φ(b) = a |